Fixed shellcheck warning SC2164: "Use 'cd ... || exit' or 'cd ... || return' in case cd fails."

scripts/wireguard/disableCONF.sh

@@ -44,7 +44,7 @@ do
     shift
 done
 
-cd /etc/wireguard
+cd /etc/wireguard || exit
 if [ ! -s configs/clients.txt ]; then
     echo "::: There are no clients to change"
     exit 1

scripts/wireguard/enableCONF.sh

@@ -44,7 +44,7 @@ do
     shift
 done
 
-cd /etc/wireguard
+cd /etc/wireguard || exit
 if [ ! -s configs/clients.txt ]; then
     echo "::: There are no clients to change"
     exit 1

scripts/wireguard/listCONF.sh

@@ -1,6 +1,6 @@
 #!/bin/bash
 
-cd /etc/wireguard/configs
+cd /etc/wireguard/configs || exit
 if [ ! -s clients.txt ]; then
     echo "::: There are no clients to list"
     exit 1

scripts/wireguard/makeCONF.sh

@@ -53,7 +53,7 @@ if [ ! -d "${install_home}/configs" ]; then
     chmod 0750 "${install_home}/configs"
 fi
 
-cd /etc/wireguard
+cd /etc/wireguard || exit
 
 if [ -z "${CLIENT_NAME}" ]; then
     read -r -p "Enter a Name for the Client: " CLIENT_NAME

scripts/wireguard/pivpnDEBUG.sh

@@ -19,7 +19,7 @@ echo -e "::::\t    \e[4mInstallation settings\e[0m    \t ::::"
 sed "s/$pivpnHOST/REDACTED/" < ${setupVars}
 printf "=============================================\n"
 echo -e "::::  \e[4mServer configuration shown below\e[0m   ::::"
-cd /etc/wireguard/keys
+cd /etc/wireguard/keys || exit
 cp ../wg0.conf ../wg0.tmp
 # Replace every key in the server configuration with just its file name
 for k in *; do

scripts/wireguard/qrcodeCONF.sh

@@ -27,7 +27,7 @@ do
     shift
 done
 
-cd /etc/wireguard/configs
+cd /etc/wireguard/configs || exit
 if [ ! -s clients.txt ]; then
     echo "::: There are no clients to show"
     exit 1

scripts/wireguard/removeCONF.sh

@@ -40,7 +40,7 @@ do
     shift
 done
 
-cd /etc/wireguard
+cd /etc/wireguard || exit
 if [ ! -s configs/clients.txt ]; then
     echo "::: There are no clients to remove"
     exit 1